The diagram shows three tRNA molecules and their attached amino acids during translation - Scottish Highers Biology - Question 3 - 2022
Question 3
The diagram shows three tRNA molecules and their attached amino acids during translation.
Identify the DNA sequence that codes for the amino acid aa1.
A G T A
B ... show full transcript
Worked Solution & Example Answer:The diagram shows three tRNA molecules and their attached amino acids during translation - Scottish Highers Biology - Question 3 - 2022
Step 1
Identify the corresponding mRNA codon for aa1
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Answer
From the diagram, the tRNA molecule that carries amino acid aa1 has an anticodon of CAU, which pairs with the mRNA codon GUA.
Step 2
Determine the DNA sequence that codes for the mRNA codon
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Answer
The mRNA codon GUA is transcribed from the DNA template. The DNA sequence that codes for this mRNA sequence would be CAT. This corresponds to choice C.
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